He is a multimedia artist, documentary filmmaker, writer, composer and environmental activist. Cóstackz belongs to the Potiguara Ibirapi indigenous people, of the Ceará-Mirim Valley, in Northeastern Brazil. He is also an LGBTQIA+ rights activist and member of C2H - Cóstackz & Hjörvar, musical duo that forms with the Icelandic musician Hjörvar Hjörleifsson.